edited by Luit J. De Kok
Springer, 2012
eBooks
World Health Organization, 2003
Buku Teks
[Edward Elgar, Universitas Indonesia],
UI - Makalah dan Kertas Kerja
Pearce-Higgins, James W., author
Cambridge Univ. Press, 2014
Buku Teks
Indonesian agency for agricultural research and development,
Majalah, Jurnal, Buletin